Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
During August, Bolton observes a subtle ascent to a still comfortable 18.9°C (66°F) from July's 19.4°C (66.9°F) in the average high-temperature. During the month of August, Bolton experiences a steady low-temperature average of 12°C (53.6°F).Humidity
In Bolton, the average relative humidity in August is 80%.Rainfall
August is the month with the most rainfall in Bolton. Rain falls for 18.8 days and accumulates 48mm (1.89") of precipitation.Snowfall
In Bolton, United Kingdom, snow does not fall in May through November.Daylight
In August, the average length of the day in Bolton is 14h and 45min.On the first day of the month, sunrise is at 5:26 am and sunset at 9:05 pm. On the last day of August, sunrise is at 6:18 am and sunset at 8:01 pm BST.
Sunshine
In Bolton, the average sunshine in August is 6.3h.UV index
The months with the highest UV index in Bolton are May through August, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In August, a daily UV index of 4 turns into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Frequently asked questions
What are August temperatures in Bolton?
What is the average humidity in August in Bolton?
What is the rainiest month in Bolton?
How many days does it rain in August in Bolton?
When it does not snow in Bolton?
How many hours of daylight does Bolton have in August?
What time are sunrise and sunset in August in Bolton?
How many hours of sunshine does Bolton have in August?
When is the highest UV index in Bolton?
What is the UV index intensity in August in Bolton?
Average temperature in August
Bolton, United Kingdom
- Average high temperature in August: 18.9°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in August: 12°C
The month with the highest average low temperature is August (12°C).
The coldest months (with the lowest average low temperature) are January and February (1.8°C).
Average pressure in August
Bolton, United Kingdom
- Average pressure in August: 1013.2mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.9mbar).
Average wind speed in August
Bolton, United Kingdom
- Average wind speed in August: 13.2km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is June (12.3km/h).
Average humidity in August
Bolton, United Kingdom
- Average humidity in August: 80%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is May (78%).
Average rainfall in August
Bolton, United Kingdom
- Average rainfall in August: 48mm
The wettest month (with the highest rainfall) is August (48mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in August
Bolton, United Kingdom
- Average rainfall days in August: 18.8 days
The month with the highest number of rainy days is August (18.8 days).
The month with the least rainy days is April (12.3 days).
Average snowfall in August
Bolton, United Kingdom
- Average snowfall in August: 0mm
The month with the highest snowfall is January (29mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in August
Bolton, United Kingdom
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in August /
Average sunshine in August
Bolton, United Kingdom
- Average daylight in August: 14h and 5min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in August: 6h and 2min
The months with the most sunshine are April and May (Average sunshine: 7h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).
Average sunshine days in August
Bolton, United Kingdom
- Average sunshine days in August: 7.6 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (7.6 days).
Average UV index in August
Bolton, United Kingdom
- Average UV index in August: 4
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in August
Bolton, United Kingdom
- Average cloud cover in August: 61
The months with the most cloud cover are January and December (Cloud cover 66).
The month with the least cloud cover is April (Cloud cover 53).
Average visibility in August
Bolton, United Kingdom
- Average visibility in August: 9km
The months with the highest visibility are February, March, April, May, June, August, October and November (9km).
The months with the lowest visibility are January, July, September and December (8km).
Bolton, United Kingdom
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